cmdline: various updates

[dpdk.git] / lib / librte_cmdline / cmdline_vt100.c

diff --git a/lib/librte_cmdline/cmdline_vt100.c b/lib/librte_cmdline/cmdline_vt100.c
index 7468cd0..145a9c6 100644 (file)
--- a/lib/librte_cmdline/cmdline_vt100.c
+++ b/lib/librte_cmdline/cmdline_vt100.c
@@ -101,6 +101,8 @@ const char *cmdline_vt100_commands[] = {
 void
 vt100_init(struct cmdline_vt100 *vt)
 {
+       if (!vt)
+               return;
        vt->state = CMDLINE_VT100_INIT;
 }
 
@@ -131,6 +133,9 @@ vt100_parser(struct cmdline_vt100 *vt, char ch)
        unsigned int size;
        uint8_t c = (uint8_t) ch;
 
+       if (!vt)
+               return -1;
+
        if (vt->bufpos >= CMDLINE_VT100_BUF_SIZE) {
                vt->state = CMDLINE_VT100_INIT;
                vt->bufpos = 0;